Daydream, Cosmo Seed Cornucopia

(Cornucopia Seed)
 
Direct sow after the last frost date. full sun. Cutting back spent blooms will result in a very long bloom period, right up to hard frost. Cosmos can also be started indoors 6-8 weeks before last frost for transplanting after last frost, once daytime temperatures are above 10°C (50°F). Seeds will sprout in 3-10 days. Optimal temperature for germination: 21-25°C (70-75°F).
 
Sow seeds very shallowly only a few millimeters (1/8″) deep. Thin or transplant to 20-25cm (8-10″) apart.